FDK are one of the world's leading producers of lithium batteries in primary cylindrical & coin cells shapes & sizes. Lithium rechargeable coin cells are also part of the range.
Please note during the transition from Sanyo to FDK brand several products now produced by FDK but not yet listed within the link page below are still listed on the Sanyo page for this category. Please go to this page if the you can't find the products you expected to find here.
Whether labelled as FDK or Sanyo. It is the same product from the same factory with identical specifications. Some product data sheets may still be under the Sanyo brand. Specifications & product data sheets under the FDK brand will become available as they're progressively produced. Please click the link below for individual product information & data sheets.